HY-640 RTV-2 Mold Making Silicone Rubber

Description

HY-640 is a kind of room temperature vulcanized silicone rubber in condensation type. It’s generally named as two part silicone rubber , Part A is a flowable liquid, part B is the curing agent or catalyst . It’s mainly used for mold making .

Application

HY-640 silicone rubber is used for making molds of concrete stone,GRC, gypsum decoration , plaster ornaments, fiberglass products, polyester decoration, unsaturated resin crafts, polyresin crafts, polyurethane, bronze, wax, candle, and similar products .

HY-640 Silicone rubber is a kind of hard silicone in low viscosity ,which is suitable for large size product in simple pattern withpouring operation, especially popular for manufacturer of large PU and concrete products .